2259205 has 8 divisors (see below), whose sum is σ = 2919672. Its totient is φ = 1668288.

The previous prime is 2259199. The next prime is 2259211. The reversal of 2259205 is 5029522.

It is an interprime number because it is at equal distance from previous prime (2259199) and next prime (2259211).

It can be written as a sum of positive squares in 4 ways, for example, as 196 + 2259009 = 14^2 + 1503^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2259205 - 2³ = 2259197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2259205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17314 + ... + 17443.

It is an arithmetic number, because the mean of its divisors is an integer number (364959).

2^2259205 is an apocalyptic number.

It is an amenable number.

2259205 is a deficient number, since it is larger than the sum of its proper divisors (660467).

2259205 is a wasteful number, since it uses less digits than its factorization.

2259205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34775.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2259205 is about 1503.0652015132. The cubic root of 2259205 is about 131.2155223121.

The spelling of 2259205 in words is "two million, two hundred fifty-nine thousand, two hundred five".